Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual era o número do jogador que tinha 6-6?
 ###Tabelas: CREATE TABLE roster (roster_id AUTO_INCREMENT PRIMARY KEY, Number INT, Name VARCHAR, Position VARCHAR, Height VARCHAR, Experience VARCHAR, College VARCHAR) CREATE TABLE analytical_table (analytical_table_id AUTO_INCREMENT PRIMARY KEY, State VARCHAR, Votes INT, Votes since 1856 INT, Democratic votes INT, D votes since 1856 INT, % of D votes VARCHAR, D % since 1856 VARCHAR, Republican votes INT, % of R votes VARCHAR, R % since 1856 VARCHAR, Other votes INT, O votes since 1856 INT, % of O votes VARCHAR, O % since 1856 VARCHAR) CREATE TABLE club_information (club_information_id AUTO_INCREMENT PRIMARY KEY, Club VARCHAR, Season's Last Head Coach VARCHAR, City VARCHAR, Stadium VARCHAR, 2004-2005 season VARCHAR) CREATE TABLE national_football_league (national_football_league_id AUTO_INCREMENT PRIMARY KEY, Year VARCHAR, Round INT, Pick INT, Overall INT, Position VARCHAR, NFL team VARCHAR) CREATE TABLE exhibition_schedule (exhibition_schedule_id AUTO_INCREMENT PRIMARY KEY, Week INT, Date VARCHAR, Opponent VARCHAR, Result VARCHAR, Attendance INT)  
SELECT Number FROM roster WHERE Height = 6-6